Metronidazole-hydroxy, 100 µg/ml, Methanol, 1ml

pH 2.0 Standard @ 25°C

Bromophos ethyl, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 4824-78-6

Phenol, 1000µg/ml in Water, 100ml